Passenger + Nginx + Node (Meteor) 100% CPU usage
我在Ubuntu 16.04.1 LTS(GNU / Linux 4.4.0-62-通用x86_64)下的AWS EC2实例上部署了与Passenger Nginx(如下)一起使用的Meteor应用程序
问题是它永久占用大约100%的CPU使用率。
我试图切换到更强大的实例,甚至部署了一个空白应用程序而不是我的应用程序-仍然相同。
任何想法在哪里挖掘?
谢谢。
P.S.
var / log / nginx / error.log:
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| 2017/02/08 08:04:20 [info] 18232#18232: Using 32768KiB of shared memory for nchan in /etc/nginx/nginx.conf:71
[ 2017-02-08 08:04:20.4123 18239/7fe378ac0780 age/Wat/WatchdogMain.cpp:1281 ]: Starting Passenger watchdog...
[ 2017-02-08 08:04:20.4281 18242/7f7adea7b780 age/Cor/CoreMain.cpp:1070 ]: Starting Passenger core...
[ 2017-02-08 08:04:20.4282 18242/7f7adea7b780 age/Cor/CoreMain.cpp:245 ]: Passenger core running in multi-application mode.
[ 2017-02-08 08:04:20.4309 18242/7f7adea7b780 age/Cor/CoreMain.cpp:820 ]: Passenger core online, PID 18242
[ 2017-02-08 08:04:20.4511 18248/7fdc44af6780 age/Ust/UstRouterMain.cpp:529 ]: Starting Passenger UstRouter...
[ 2017-02-08 08:04:20.4517 18248/7fdc44af6780 age/Ust/UstRouterMain.cpp:342 ]: Passenger UstRouter online, PID 18248
[ 2017-02-08 08:04:22.7236 18242/7f7ade98c700 age/Cor/SecurityUpdateChecker.h:464 ]: Security update check: no update found (next check in 24 hours) |
npm安装输出:
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| > [email protected] install /var/www/play/bundle/programs/server/node_modules/fibers
> node build.js || nodejs build.js
`linux-x64-48` exists; testing
Binary is fine; exiting
> [email protected] install /var/www/play/bundle/programs/server
> node npm-rebuild.js
{
"meteor-dev-bundle":"0.0.0",
"npm":"3.10.10",
"ares":"1.10.1-DEV",
"http_parser":"2.7.0",
"icu":"56.1",
"modules":"48",
"node":"6.9.5",
"openssl":"1.0.2k",
"uv":"1.9.1",
"v8":"5.1.281.89",
"zlib":"1.2.8"
}
[email protected] /var/www/play/bundle/programs/server
├── [email protected]
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npm WARN [email protected] No description
npm WARN [email protected] No repository field.
npm WARN [email protected] No license field. |
- 您可以从ssh \\'开始,然后运行top命令以查看哪个进程占用了所有CPU。
-
它是"乘客节点A"。 (已添加屏幕截图)
-
日志文件中的任何条目都可以为您提供线索? npm安装是否正常工作?
-
添加了nginx错误日志和npm install输出。顺便说一句,在开发模式下(没有乘客Nginx),一切正常。
根据Meteor部署指南,您必须专门使用Node 4.6.2。
Depending on the version of Meteor you are using, you should install
the proper version of node using the appropriate installation process
for your platform.
-
Node 4.6.2 for Meteor 1.4.x
-
Node 0.10.43 for Meteor 1.3.x and earlier
If you use a mismatched version of Node when deploying your
application, you will encounter errors!
乘客文档还建议使用4.x版本的节点。
它对我来说与Node js v4.8.4兼容。现在,CPU很少会超过10%。
- 我曾在流星论坛上被建议这样做,麻烦再次出现。看来我的应用只需要更强大的实例。总之感谢 )
上面提到的
节点版本严格来说很重要。您可以尝试安装nginx pm2。它像魅力一样工作。要了解有关pm2的更多信息,我已经在这里回答了。
如何通过Node
运行Meteor的示例应用程序
它再次发生,大约每天一次:
想知道旅客Nginx是否有其他选择吗?
通过从头开始重新安装所有内容来修复此问题。仍然不知道发生了什么。